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                    Closing price on 9/1/2017
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        |           
                
                    | Open | 27.70 |  
                    | High | 27.90 |  
                    | Low | 27.20 |  
                    | Volume | 14,800 |  
                    | Split-adjusted Price | 15.15 |  
                
             | 
 |  NET Historical Quote 
            
                | Date | Change | Open | High | Low | Close | Average | Adjusted Close | Volume |  |  			
            | 9/1/2017 | 0.00 / 0.00% | 27.70 | 27.90 | 27.20 | 27.90 | 27.48 | 15.15 | 14,800 |   |  
            | 8/31/2017 | 0.00 / 0.00% | 27.90 | 27.90 | 27.50 | 27.90 | 27.82 | 15.15 | 19,100 |   |  			
            | 8/30/2017 | +0.40 / +1.45% | 28.40 | 28.40 | 27.10 | 27.90 | 27.48 | 15.15 | 16,624 |   |  
            | 8/29/2017 | -1.10 / -3.85% | 28.20 | 28.80 | 27.50 | 27.50 | 27.94 | 14.94 | 23,260 |   |  			
            | 8/28/2017 | -0.30 / -1.04% | 28.20 | 28.80 | 28.00 | 28.60 | 28.23 | 15.53 | 14,660 |   |  
            | 8/25/2017 | 0.00 / 0.00% | 28.20 | 28.90 | 28.20 | 28.90 | 28.30 | 15.70 | 1,620 |   |  			
            | 8/24/2017 | 0.00 / 0.00% | 28.60 | 28.90 | 28.10 | 28.90 | 28.25 | 15.70 | 8,310 |   |  
            | 8/23/2017 | 0.00 / 0.00% | 28.80 | 28.90 | 28.50 | 28.90 | 28.81 | 15.70 | 3,700 |   |  			
            | 8/22/2017 | -0.10 / -0.34% | 29.00 | 29.00 | 28.50 | 28.90 | 28.52 | 15.70 | 10,200 |   |  
            | 8/21/2017 | 0.00 / 0.00% | 29.00 | 29.00 | 29.00 | 29.00 | 29.00 | 15.75 | 100 |   |  			
            | 8/18/2017 | -0.50 / -1.69% | 29.00 | 29.00 | 29.00 | 29.00 | 29.00 | 15.75 | 2,500 |   |  
            | 8/17/2017 | +0.30 / +1.03% | 29.10 | 29.90 | 29.00 | 29.50 | 29.16 | 16.02 | 9,085 |   |  			
            | 8/16/2017 | -1.20 / -3.95% | 29.80 | 30.20 | 29.00 | 29.20 | 29.30 | 15.86 | 12,220 |   |  
            | 8/15/2017 | +0.10 / +0.33% | 30.00 | 30.50 | 30.00 | 30.40 | 30.03 | 15.81 | 6,740 |   |  			
            | 8/14/2017 | -0.30 / -0.98% | 30.50 | 30.50 | 30.30 | 30.30 | 30.31 | 15.75 | 4,400 |   |  
            | 8/11/2017 | 0.00 / 0.00% | 30.60 | 30.60 | 30.30 | 30.60 | 30.42 | 15.91 | 5,100 |   |  			
            | 8/10/2017 | +0.40 / +1.32% | 30.20 | 30.70 | 30.00 | 30.60 | 30.37 | 15.91 | 15,900 |   |  
            | 8/9/2017 | -0.50 / -1.63% | 30.50 | 30.60 | 30.10 | 30.20 | 30.15 | 15.70 | 22,340 |   |  			
            | 8/8/2017 | -0.10 / -0.32% | 30.20 | 30.80 | 29.50 | 30.70 | 30.08 | 15.96 | 5,680 |   |  
            | 8/7/2017 | +0.10 / +0.33% | 30.70 | 30.80 | 30.40 | 30.80 | 30.53 | 16.01 | 7,030 |   |  			
            | 8/4/2017 | +0.60 / +1.99% | 30.50 | 30.70 | 30.00 | 30.70 | 30.29 | 15.96 | 15,700 |   |  
            | 8/3/2017 | -0.60 / -1.95% | 30.70 | 30.70 | 30.10 | 30.10 | 30.43 | 15.65 | 6,000 |   |  			
            | 8/2/2017 | +0.10 / +0.33% | 30.60 | 30.70 | 30.20 | 30.70 | 30.37 | 15.96 | 7,900 |   |  
            | 8/1/2017 | -0.30 / -0.97% | 30.00 | 30.70 | 30.00 | 30.60 | 30.18 | 15.91 | 12,600 |   |  			
            | 7/31/2017 | +0.50 / +1.64% | 30.40 | 30.90 | 30.40 | 30.90 | 30.55 | 16.07 | 16,500 |   |  
            | 7/28/2017 | +0.60 / +2.01% | 30.30 | 31.00 | 29.60 | 30.40 | 30.10 | 15.81 | 12,010 |   |  			
            | 7/27/2017 | -1.00 / -3.25% | 30.50 | 30.50 | 29.40 | 29.80 | 29.86 | 15.49 | 136,960 |   |  
            | 7/26/2017 | -0.20 / -0.65% | 31.20 | 31.20 | 29.70 | 30.80 | 30.28 | 16.01 | 14,400 |   |  			
            | 7/25/2017 | +0.40 / +1.31% | 30.60 | 32.40 | 30.00 | 31.00 | 30.52 | 16.12 | 37,410 |   |  
            | 7/24/2017 | +0.10 / +0.33% | 31.50 | 31.50 | 30.50 | 30.60 | 30.76 | 15.91 | 20,200 |   |  |